Side by side

Spinnaker Bradner GMTvsSeiko Coutura

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Bradner GMT
SpinnakerBradner GMT
MSRP $299
Coutura
SeikoCoutura
MSRP $625

At a glance

12 of 29 specs differ
Diameter
Bradner GMT42mm
Coutura45.3mm
Power Reserve
Bradner GMT40h
Coutura40h
Water Resistance
Bradner GMT180m
Coutura100m
MSRP
Bradner GMT$299
Coutura$625

Full specifications

Case

6 specs
Diameter
42mm
45.3mm
Thickness
15mm
11.5mm
Lug-to-Lug
50mm
46mm
Lug Width
22mm
12mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m
100m

Crystal & Dial

2 specs
Dial Color
Brown
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH34A
8B92
Type
Automatic
Quartz
Jewels
25
10

Pricing

1 specs
MSRP
$299
$625

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

Seiko Coutura

Owners widely report the Seiko Coutura's metal treatments are very wear-resistant, with one owner noting minimal scratching after six years. Reviewers and owners appreciate its solar-powered movement, perpetual calendar, and radio sync features, with some finding its unique, futuristic styling captivating and a great value, while others describe the dial as too busy or gaudy. Some owners find the watch large and complicated to set initially, and one owner experienced issues with the solar power reserve requiring constant light exposure. On balance, owners and reviewers rate the Seiko Coutura well for its durable construction and practical solar and perpetual calendar features, despite polarizing design opinions.

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